html, body {
  height: 100%;
}

body {
  margin: 0;
}

.app {
  height: 100%;
  background: url('../images/background.gif');
}

.wrap {
  height: 100px;
  display: flex;
  align-items: center;
  justify-content: center;
}

button {
  border-radius: 2px;
  border: 1px solid slategray;
}

button:active {
  border: 1px solid skyblue;
}

input:focus,
textarea:focus,
button:focus {
  outline: none;
}
